POV-Ray : Newsgroups : povray.beta-test : Subsurface Light Transport and mesh2 : Re: Subsurface Light Transport and mesh2 Server Time
21 May 2024 15:36:33 EDT (-0400)
  Re: Subsurface Light Transport and mesh2  
From: FlyerX
Date: 26 Mar 2012 06:04:04
Message: <4f703f14$1@news.povray.org>
On 3/25/2012 11:24 PM, clipka wrote:
> Am 26.03.2012 05:40, schrieb FlyerX:
>
>> Thanks. It works now. I just added a material{interior{ior 1.3}} at the
>> end of the grouped skin meshes. Is union or merge better for SSLT?
>
> When using mesh2 objects, it shouldn't make any difference
>
>> What
>> about translucency color? is there a range that gives better results for
>> human skin?
>
> I'm currently using translucency <2.0,1.5,0.8>; if I got the math right,
> that's somewhere in between the two measured "skin" data sets listed in
> That Original SSLT Paper. I do like the effect, at least with the
> high-quality DAZ texture I'm currently using.
>
> Make sure to use the right mm_per_unit setting. I'm using 1000 mm per
> unit, and scaling the PoseRay output by an empiric factor of 1.8/78.

Now with a texture, specular and a bump:

http://imgur.com/wkmWc

Seems to work well. I get some bright dots around the ear shadow. I am 
using +am2 +a0.1 +r3.

clipka, I checked the paper you refer to and I still uncertain about the 
translucency values. Is the value you are using the reduced scattering 
vector in Fig. 5?

regards,

FlyerX


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